19-Norandrostenedione CAS 734-32-7

Lilo: Aarin norethisterone, testosterone propionate, ati norethinyl propionate. Ọna iṣelọpọ naa n ṣe oxidizes androsterol-4-en-19-methanol-3,17-dione pẹlu chromium Chemicalbook anhydride concentrated sulfuric acid lati ṣe agbejade thiosterol-4-en-19-carboxy-3,17-dione, eyiti a lẹhinna yọ kuro ninu pyridine labẹ ipese nitrogen lati gba ọja naa.